Problem Brief
Unique Digits in Range
INTERNOA
Given a range [a, b], count how many numbers in that range have all unique digits.
1Example 1
Input
a = 5, b = 11
Output
6
Explanation
^o^
public int countUniqueDigits(int a, int b) {
// write your code here
}
Input
a
5
b
11
Output
6
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